[MATERIAL]: Made of PVC.

[SIZE]:
Letter Size - 8.5" X 11"(216mm*279mm);
100PCS in total.
Thickness:7 mils, 10 mils.

[SMOOTH AND EXQUISITE]: The shell looks crystal clear with a professional finish and clear smooth texture.

[STRONG AND DURABLE]: The durable plastic material can protect the bound documents from tearing or defacing, and the surface can realize the function of being waterproof and moisture-proof.

[APPLICATION]: Widely used in offices, schools, printing plants, and other places.